@misc{indiciaeb709eecab106,
  title = {A multiple origin for plastids and mitochondria.},
  author = {P H Raven},
  year = {1970},
  doi = {10.1126/science.169.3946.641},
  url = {https://pubmed.ncbi.nlm.nih.gov/4988062/},
  note = {Source identifier: 4988062}
}